{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x536b2ad83ff2b08a2b02b3bd5af40aaa3de6a363aa223a9c5b68e18fb835df4e",
    "signature": "0x9683ed85c86a92e337d6046e5f1ff3f71823f46d92c3c471c2c04ed0694b6b5c76848d1acc8dd59438cec408546d13db0e8b4c4ef662c9bc13c65ddfc5423bcb1b",
    "signer": "0x9F1ba5048fD5fF69319Fd398E4e181b46451aB6b",
    "userId": "539136535"
  }
}